Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7° N Lon: 74.8° W Elev: 1404 ft.

Fair

45°F

7°C

Humidity 86%
Wind Speed Calm
Barometer 30.12 in (1020.5 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 30 May 11:56 pm EDT
Detailed forecast for

Sullivan County

Tonight
Clear. Lows in the upper 30s. North winds around 5 mph.
Sunday
Partly sunny. Highs in the lower 70s. Northwest winds 5 to 10 mph.
Sunday Night
Partly cloudy. Lows in the upper 40s. Northwest winds 5 to 10 mph.
Monday
Mostly sunny. Highs in the lower 70s. North winds around 5 mph.
Monday Night
Partly cloudy. Lows in the mid 40s. Northeast winds around 5 mph.
Tuesday
Partly sunny with a 30 percent chance of showers. Highs around 70.
Tuesday Night
Partly cloudy with a 30 percent chance of showers. Lows in the mid 40s.
Wednesday
Mostly sunny. Highs in the lower 70s.
Wednesday Night
Mostly clear. Lows in the upper 40s.
Thursday
Mostly sunny. Highs around 80.
Thursday Night
Mostly clear. Lows in the mid 50s.
Friday
Partly sunny. Highs in the mid 80s.
Friday Night
Partly cloudy. Lows in the upper 50s.
Saturday
Partly sunny with a chance of showers. Highs in the mid 80s. Chance of rain 50 percent.



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935 PM EDT Sat May 30 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database